From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AD596C432C2 for ; Tue, 24 Sep 2019 16:01:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 74B2421655 for ; Tue, 24 Sep 2019 16:01:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="hTPOCPlO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391547AbfIXQBx (ORCPT ); Tue, 24 Sep 2019 12:01:53 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:54852 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389811AbfIXQBx (ORCPT ); Tue, 24 Sep 2019 12:01:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=7SWbyCAQLuz6lSXDStLcWsYGPgqqeowRge5xr8uYsYk=; b=hTPOCPlOG8v9AjgWCto7xh7LO pCLwqJ4CwHLSWmzfmQU/lefdid+uLQ81f52vXuS178ovKik3aKpmWbxTHgBS55owRz3nCY8f79MJi Gh4QimWzglQxojPE3Qk0QOBTmCv7DcZN6c23Eq1E4iGkFIR33OT++XIJvx7YxPdX/VmpwEwt+3eKk MYtF/YvnlQh/NrPe7ulDLx7Yrp//ohasgDuAW1TT9M0vS/IprfkO3i8PWNz9SklP03BEPXyUT4ehT mAnECDFUcguH8vJVJtnzMc4YbbB5gzFpw+FJIa4tA0+KE7l1Cr9tkD6DXCVc5RqAcmizz+9fV8k/o iDjr3GUWA==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.92.2 #3 (Red Hat Linux)) id 1iCnFy-0004n0-9r; Tue, 24 Sep 2019 16:01:38 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 4F90D3053E9; Tue, 24 Sep 2019 18:00:50 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 01C2529E510A5; Tue, 24 Sep 2019 18:01:35 +0200 (CEST) Date: Tue, 24 Sep 2019 18:01:35 +0200 From: Peter Zijlstra To: Giovanni Gherdovich Cc: srinivas.pandruvada@linux.intel.com, tglx@linutronix.de, mingo@redhat.com, bp@suse.de, lenb@kernel.org, rjw@rjwysocki.net, x86@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, mgorman@techsingularity.net, matt@codeblueprint.co.uk, viresh.kumar@linaro.org, juri.lelli@redhat.com, pjt@google.com, vincent.guittot@linaro.org, qperret@qperret.net, dietmar.eggemann@arm.com Subject: Re: [PATCH 0/2] Add support for frequency invariance for (some) x86 Message-ID: <20190924160135.GM2369@hirez.programming.kicks-ass.net> References: <20190909024216.5942-1-ggherdovich@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190909024216.5942-1-ggherdovich@suse.cz> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 09, 2019 at 04:42:14AM +0200, Giovanni Gherdovich wrote: > This is a resend with of Peter Zijlstra's patch to support frequency > scale-invariance on x86 from May 2018 [see 1]. I've added some modifications > and included performance test results. If Peter doesn't mind, I'm slapping my > name on it :) That is fine; all I did was write some code, you did the hard part and made it 'work' :-)